Raccoon River Park Weather Forecast

    • 50
    • 60

    Drizzle

    • 54
    • 66

    Partly Sunny

    • 56
    • 64

    Chance Rain Showers

    • 57
    • 67

    Rain Showers Likely

    • 59
    • 66

    Chance Thunderstorms

    • 61
    • 75

    Partly Sunny

Today 22 Sep Polk

Cloudy with a 30 percent chance of Showers. Patchy fog. Highs around 60. East Winds 5 to 10 Mph.

Tonight 22 Sep Polk

Mostly cloudy. A slight chance of very light drizzle in the evening. Patchy fog in the evening. Lows around 50. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Raccoon River Park Temperature Statistics

September Temperature

Des Moines International Airport (3.7 miles)

  • Lowest 13 September, 2026

    56.6 °F

  • Average September

    74.8 °F

  • Highest 1 September, 2026

    96.7 °F

Climate (2021–2026)

Des Moines International Airport (3.7 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    63.5 °F
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